RE: [v4 1/2] dmaengine: fsl-edma: Add eDMA support for QorIQ LS1028A platform
From: Robin Gong
Date: Wed Dec 11 2019 - 20:56:32 EST
On 2019/11/12 16:10 Peng Ma <peng.ma@xxxxxxx> wrote:
> Our platforms(such as LS1021A, LS1012A, LS1043A, LS1046A, LS1028A) with
> below registers(CHCFG0 - CHCFG15) of eDMA as follows:
> *-----------------------------------------------------------*
> | Offset | OTHERS | LS1028A |
> |--------------|--------------------|-----------------------|
> | 0x0 | CHCFG0 | CHCFG3 |
> |--------------|--------------------|-----------------------|
> | 0x1 | CHCFG1 | CHCFG2 |
> |--------------|--------------------|-----------------------|
> | 0x2 | CHCFG2 | CHCFG1 |
> |--------------|--------------------|-----------------------|
> | 0x3 | CHCFG3 | CHCFG0 |
> |--------------|--------------------|-----------------------|
> | ... | ...... | ...... |
> |--------------|--------------------|-----------------------|
> | 0xC | CHCFG12 | CHCFG15 |
> |--------------|--------------------|-----------------------|
> | 0xD | CHCFG13 | CHCFG14 |
> |--------------|--------------------|-----------------------|
> | 0xE | CHCFG14 | CHCFG13 |
> |--------------|--------------------|-----------------------|
> | 0xF | CHCFG15 | CHCFG12 |
> *-----------------------------------------------------------*
>
> This patch is to improve edma driver to fit LS1028A platform.
>
> Signed-off-by: Peng Ma <peng.ma@xxxxxxx>
Reviewed-by: Robin Gong <yibin.gong@xxxxxxx>